TOBO STEEL GROUP CHINA
| Payment Terms | T/T, L/C, Western Union, MoneyGram |
| Supply Ability | 1500 tons per month |
| Delivery Time | 15days-> |
| Packaging Details | in plastic bags then in bundles |
| Standard | DIN, DIN 2391 |
| color | White, silver |
| Material | Carbon Steel |
| type | tube |
| Brand Name | TOBO/TPCO/TISCO/VALIN/METAL |
| Model Number | DIN, DIN 2391 |
| Certification | ISO/PED/TUV/SGS/LR/BV |
| Place of Origin | China/Japan/Germany |
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Product Specification
| Payment Terms | T/T, L/C, Western Union, MoneyGram | Supply Ability | 1500 tons per month |
| Delivery Time | 15days-> | Packaging Details | in plastic bags then in bundles |
| Standard | DIN, DIN 2391 | color | White, silver |
| Material | Carbon Steel | type | tube |
| Brand Name | TOBO/TPCO/TISCO/VALIN/METAL | Model Number | DIN, DIN 2391 |
| Certification | ISO/PED/TUV/SGS/LR/BV | Place of Origin | China/Japan/Germany |
| High Light | copper nickel pipe ，copper nickel tubing | ||
| Standard: | DIN, DIN 2391 | Grade: | 10#-45#, Cr-Mo alloy, ST35-ST52, 45#, 30CrMo, 34CrMo4, St52, St52.4 | Thickness: | 0.8 - 50 mm |
| Section Shape: | Round | Outer Diameter: | 10 - 325 mm | Place of Origin: | China |
| Secondary Or Not: | Non-secondary | Application: | Hydraulic Pipe | Technique: | Cold Drawn |
| Certification: | ISO9001-2008 or Third party | Surface Treatment: | Internal honing,internal skiving and roller burnishing,external machin | Special Pipe: | Thick Wall Pipe |
| Alloy Or Not: | Non-alloy | material-1: | carbon steel like SAE1020,SAE1045,C45E | material-2: | low alloy steel like E355,St52,SAE1026 |
| material-3: | alloy steel like SAE4130,SAE4140,25CrMo4, |
| Packaging Details: | Tubes will be tied in bundles by steel strips, Internal and external oil coating, and end plastic caps. External packing by knit bags. |
| Delivery Detail: | 30 Days |
1. Commodity: Honed hydraulic cylinder tube
2. Types: honed tubes, skived and roller burnished tubes
3. Manufacture method: Cold rolled, Hydraulic cold drawn
4. Internal surface treatment method: honing or skiving and roller burnishing.
5. Size range: 40mm*30mm - 325mm*300mm
6. Standard&material: EN10305-1 E355,C45E,34CrMo4,42CrMo4,DIN2391-2 ST52,ST52.3,ST52.4,ASTM A519 SAE1020,SAE1045,SAE1026,SAE4130,SAE4140,etc.
7. Delivery condition: BK(+C), BKW(+LC), BKS(+SR), GBK(+A), NBK(+N).
8. OD tolerance: as per DIN2391-1, EN10305-1, ASTM A519 or as per customer's requirement.
9. ID tolerance: H7,H8,H9,H10 or given by customer.
10. Roughness of internal surface: 0.35um max for honed tubes, 0.25um max for skived&roller burnished tubes.
10. Wall Thickness tolerance (eccentricity): +/-5%
11. Ovality of OD: 0.15mm max for tubes with OD below 150mm, 0.25mm max for tubes with OD above 150mm.
12. Straightness: 0.5mm/1000mm max for tubes below 3000mm, 0.8mm/1000mm max for tubes between 3000mm and 6000mm, 1.2mm/1000mm for tubes above 6000mm.
Tolerance of ID of skived&roller burnished tubes:
| ID / MM | H7 | H8 | H9 | H10 |
| 30<ID≤50 | +0.025/-0 | +0.039/-0 | +0.062/-0 | +0.100/-0 |
| 50<ID≤80 | +0.030/-0 | +0.046/-0 | +0.074/-0 | +0.120/-0 |
| 80<ID≤120 | +0.035/-0 | +0.054/-0 | +0.087/-0 | +0.140/-0 |
| 120<ID≤180 | +0.040/-0 | +0.063/-0 | +0.100/-0 | +0.160/-0 |
| 180<ID≤250 | +0.046/-0 | +0.072/-0 | +0.115/-0 | +0.185/-0 |
| 250<ID≤315 | +0.052/-0 | +0.081/-0 | +0.130/-0 | +0.210/-0 |
| 315<ID≤400 | +0.057/-0 | +0.089/-0 | +0.140/-0 | +0.230/-0 |
| 400<ID≤500 | +0.063/-0 | +0.097/-0 | +0.155/-0 | - |
Why choose us!
1. We are the specialized supplier of stainless steel materials, can provide the best price!
2. We have more than 30 years experience in exporting products to worldwide countries, can provide the high quality products!
3. We have three thousand tons of stock in warehouses with abundant capital. Furthermore, we offer charge sales, credit and 7-day 24-hour services.
4. Wide excellent experiences with after-sale service.
5. Every process will be checked by responsible QC which insures every product's quality.
6. Professional packing teams which keep every packing safely.
7. Trial order can be done in very short time.
8. Samples can be provided as your requirements.
Company Details
Business Type:
Manufacturer,Agent,Importer,Exporter,Trading Company,Seller
Year Established:
1998
Total Annual:
100000-100000000
Employee Number:
200~300
Ecer Certification：
Verified Supplier
TOBO GROUP sales head offce in Shanghai. We are one of the Professional manufacturers Exporter Pipeline products in China .Our company was established in 1998, the plant covers 550, 000 square meters and a construction area ... TOBO GROUP sales head offce in Shanghai. We are one of the Professional manufacturers Exporter Pipeline products in China .Our company was established in 1998, the plant covers 550, 000 square meters and a construction area ...
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